Sudoku #x736

Sudoku game, level: Expert #736. This Sudoku have 28 given numbers (clues)..
Structure: 1 (2 pcs.), 5 (2 pcs.), 8 (2 pcs.), 2 (3 pcs.), 4 (3 pcs.), 3 (4 pcs.), 6 (4 pcs.), 7 (4 pcs.), 9 (4 pcs.), ∑28.


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7
8
4
9
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9
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8
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1
9
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